<?php
define("DB_HOST","localhost");
define("DB_USER","izelin");
define("DB_PASS","123456");
define("DB_NAME","review_app");

// 新建连接
$conn = new mysqli(DB_HOST,DB_USER,DB_PASS,DB_NAME);

mysqli_set_charset($conn,"utf8");

// 检查连接
if ($conn -> connect_error) {
    die("连接失败" . $conn->connect_error);
}

// echo "连接成功!";
?>